Question

(i) Check whether -3 and 3 are the zeroes of the polynomial x2 -9.​

Answer 1

The question should be 2x^2 - 3a + 7

x = 2

2 ( 2 ) ^2 - 3a + 7

8 - 3a + 7

15 - 3a = 0

-3a = -15

( i. e )

3a = 15

a = 5

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